Chair Posture Corrector with Lower Back Support for Floor Learning Blue Description: Durable Material: The chair posture corrector is made of PP and high density sponge, soft and comfortable, strong and durable. Chair waist support: The chair attachment with ergonomic posture corrector adapts to the curvature of the waist, buttocks and legs and provides sufficient support for the back and waist. Features: Support waist, relax waist and back, maintain proper posture at all times and relieve fatigue. Breathable and ventilated to provide you with a comfortable seating environment. Convenient portable, lightweight design, easy to take and carry Application: The back of the chair is best suited for office chairs, computer desks, study rooms, dining rooms, living rooms, sofas, folding chairs, outdoor. Gifts: Leg support posture correction back cushion and seat is the perfect gift for drivers, developers, students and long-sitting people. Specifications: Material: PP material Size Chart: 31 cm x 31 cm x 36 cm or 12,20 inch x 12,20 inch x 14,17 inch The package includes: 1-Piece Chair Posture Corrector